A Lagrangian view on severe haze in Beijing: local and long-range sources of trace gases and primary and secondary aerosols

Benjamin Foreback; Petri Clusius; Metin Baykara; Alexander Mahura; Lukas Pichelstorfer; Carlton Xavier; Putian Zhou; Tom V. Kokkonen; Veli-Matti Kerminen; Yongchun Liu; Men Xia; Xin Chen; Chenjie Hua; Zongcheng Wang; Paul I. Palmer; Roman Nuterman; Alexander Baklanov; Giancarlo Ciarelli; Victoria A. Sinclair; Zhi-Song Liu; Taiwo Ashu; Valery Ashu; Markku Kulmala; Pauli Paasonen; Michael Boy